Colorado Tax Forms 2015
Printable State 104 Tax Form and Instructions

Printable Colorado (CO) state income tax form 104 must be postmarked by April 18, 2016 in order to avoid penalties and late fees. Printable Colorado state tax forms for the current tax year will be based on income earned between January 1, 2015 through December 31, 2015. The Colorado state income tax rate for 2015 is a flat 4.63% of your federal taxable income. The CO state tax rate can be found inside the 104 tax form and instructions booklet PDF.

Colorado income tax forms preparation begins with the completion of your IRS federal income tax forms. Some of the Colorado state income tax forms require information from your IRS federal income tax return, for example. We have organized the free IRS printable tax forms under the headings 1040EZ, 1040A, 1040, and subsets of 1040. If you have not done so already, please begin with your 1040EZ, 1040A or 1040 using the links above, or on the left side navigation.

2015 Colorado 104 Forms and Instructions

104 Form
104 Form and Instructions

Frequently Required Schedules, Vouchers, Requests:
104AMT - Alternative Minimum Tax Schedule
104CR - Credits
104EP - 2016 Estimated Tax
104PN - Part-Year/Nonresident Computation Form
104X - Amended Return Form and Instructions
DR 158-I - Extension Payment Voucher
DR 0102 - Deceased Taxpayer Claim for Refund
DR 0204 - Estimated Tax Underpayment
DR 0347 - Child Care Expenses Tax Credit
DR 0617 - Innovative Motor Vehicle Credit
DR 0810 - Medical Savings Account
DR 0811 - Catastrophic Health Insurance
DR 0900 - Payment Voucher
DR 1059 - Military Spouse Exemption from Withholding
DR 1316 - Capital Gain Affidavit
DR 1317 - Child Care Contribution, Credit Certification
DR 1318 - Child Care Contribution, Unlicensed Organization
DR 1319 - Child Care Contribution, Grandfathered Organization
DR 5714 - Request for Copy of Form Filed

List of all printable CO state income tax forms.

Click any Colorado state income tax form title above to download, view, print, and save as a PDF file. The PDF file format allows you to safely print, prepare, and mail in your state tax forms. The Colorado Department of Revenue will expect your 2015 income tax forms to be printed on high quality printers. Today's laser, bubble-jet, or ink-jet printers are generally acceptable. Color printing is not required, however, we recommend that you read the first few page of the 104 instructions booklet for updates regarding the printing of your state tax forms.

Colorado State Income Tax Refund Status

To check the status of your 104 income tax refund online, visit the Colorado Department of Revenue website and use their Check Refund Status service. Colorado Department of Revenue states that if you e-filed and requested your refund by direct deposit, you should receive your refund within 2-3 weeks. Furthermore, you will receive your refund 1-2 weeks faster than if you had received the refund by check. Allow 8 to 12 weeks if you mailed in a paper income tax return. To retrieve the status of your CO income tax refund for 2015 you will need the following information:

  • Social Security Number
  • Refund Amount

The requested information must match what was submitted on your 104 state income tax forms for the current year. You can also request a PIN/Letter ID to make managing your income tax information easier in the future. To look up prior year refunds, you will need to contact the Colorado Department of Revenue service center by phone, secure message, or mail.